Queeninnusah
Queeninnusah
01-11-2016
Mathematics
contestada
How can you substitute for 5y-8=x
3y-4=x
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texaschic101
texaschic101
01-11-2016
since they r both equal to x, set them equal to each other
5y - 8 = 3y - 4
ur basically subbing in one x for the other.
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Ammimochi
Ammimochi
01-11-2016
I think you have to solve for the first variable in one of the equations, then substitute the result into the other equation.
(2,2)
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